Bioware’s award winning Mass Effect is currently on sale via Steam. Normally asking 19.99 USD, Steam has cut the price down to 9.99 as its weekend deal.

Mass Effect, released in North America in 2007, puts players in control of Commander Shepard in an action sci-fi RPG, ported to PC by Demiurge Studios. Prospective buyers can download the game from Steam’s homepage, at store.steampowered.com.